package com.huadao.cart_ccs.common.deviceController;

import com.huadao.cart_ccs.common.ParamsPreferences;

import java.util.Date;

public class O2Controller extends BaseEnvironmentController  {

    //误差
    private final double tolerance=1;

    private static final O2Controller ourInstance = new O2Controller();

    public static O2Controller getInstance() {
        return ourInstance;
    }

    private O2Controller() {

    }

    @Override
    public double getTolerance() {
        return tolerance;
    }
}
